lifetimes3 solution

This commit is contained in:
mo8it 2024-06-27 16:15:53 +02:00
parent 275a854d6e
commit 6187216606
3 changed files with 22 additions and 8 deletions

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@ -1,16 +1,15 @@
// Lifetimes are also needed when structs hold references.
// TODO: Fix the compiler errors about the struct.
struct Book {
author: &str,
title: &str,
}
fn main() {
let name = String::from("Jill Smith");
let title = String::from("Fish Flying");
let book = Book {
author: &name,
title: &title,
author: "George Orwell",
title: "1984",
};
println!("{} by {}", book.title, book.author);

View file

@ -843,9 +843,7 @@ inner block:
name = "lifetimes3"
dir = "16_lifetimes"
test = false
hint = """
If you use a lifetime annotation in a struct's fields, where else does it need
to be added?"""
hint = """Let the compiler guide you :)"""
# TESTS

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@ -1 +1,18 @@
// Solutions will be available before the stable release. Thank you for testing the beta version 🥰
// Lifetimes are also needed when structs hold references.
struct Book<'a> {
// ^^^^ added a lifetime annotation
author: &'a str,
// ^^
title: &'a str,
// ^^
}
fn main() {
let book = Book {
author: "George Orwell",
title: "1984",
};
println!("{} by {}", book.title, book.author);
}